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1.5 APPLICATION DATA ...................................................................................... 49
1.5.1 Installation of indoor unit ........................................................................... 50
(1) Ceiling recessed type (FDT) ....................................................................... 50
(2) Ceiling suspended type (FDEN) ................................................................. 56
(3) Satellite ducted type (FDUM)...................................................................... 61
1.5.2 Installation of wired remote controller ....................................................... 68
1.5.3 Installation of outdoor unit ......................................................................... 69
(1) Installation................................................................................................... 69
(2) Refrigerant piping work ............................................................................... 71
(3) Air tightness test and air purge ................................................................... 72
(4) Refrigerant quantity .................................................................................... 73
(5) Drain piping work ........................................................................................ 73
(6) Electrical wiring ........................................................................................... 74
(7) Setting functions using the wired remote controller .................................... 76
(8) Checking operation data ............................................................................. 80
(9) Test run ....................................................................................................... 81
1.6 MAINTENANCE DATA ................................................................................... 82
1.6.1 Servicing ................................................................................................... 82
1.6.2 Trouble shooting for refrigerant circuit ....................................................... 83
1.6.3 Diagnosing of microcomputer circuit ......................................................... 84
(1) Selfdiagnosis function ................................................................................. 84
(2) Procedures of trouble diagnosis ................................................................. 87
(3) Error diagnosis procedures at the indoor unit side ..................................... 87
(4) Error diagnosis procedures at the outdoor unit side ................................. 104
(5) Check method in the case of the failure display in the remote controller .............. 119
(6) Check abnormal operation data with the wired remote controller ......................... 120
1.6.4 Check display on wireless specification models (FDEN · FDT) .................... 121